._________alone in the large house, the little boy had to learn to survive by himself.
#103845
A
To leave
B
Leaving
C
Left
D
Being left
推荐题目
—I haven’t heard from Henry for a long time.—What do you suppose________ to him?
#102053
A
will happen
B
has happened
C
was happening
D
had happened
Someone _____ his car in front of my house and it’s blocking my way.
#102195
A
has parked
B
parked
C
was parking
D
had parked
By the time you arrive in Liverpool, we ___________ in France for two weeks. 
#102888
A
shall stay
B
have stayed
C
will have stayed
D
have been staying